KingKing voice roaming service
Communication
100K+ installs
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- CategoryCommunication
- PlatformAndroid
- DeveloperCSL Mobile Limited
- In-app PurchasesNo
- Installs100K+
- Updated2026-08-28
- Size79 M
- Version6.0.14
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Editor's Review
Developed by CSL Mobile Limited, KingKing voice roaming service is a communication app available on Google Play. Its store tagline reads: "KingKing allows you to call any Hong Kong landline number from overseas." It has passed 100K+ installs, and users rate it 2.2 out of 5 across 1.9K ratings. The latest version (6.0.14) was released on 2026-08-28, so the app is still being actively updated. Good to know: it needs about 79 MB of storage.
How To Use?
Use KingKing in Hong Kong ★★★
You can use your existing 1O1O/csl’s number and have your caller ID displayed to people you call, and see the ID of those calling you
Terms & Conditions applies
Google Play
Description
KingKing* from 1O1O/csl is a VoIP application, based on Wi-Fi connectivity, that can be used in Hong Kong or while overseas. It offers FREE* voice minutes for making outgoing calls to any Hong Kong number and receiving incoming calls from anywhere in the world. Above all, KingKing will save you from running up huge voice roaming bills.
★★★ Use KingKing in Hong Kong ★★★
You can now use the full KingKing service via Wi-Fi connectivity while in Hong Kong. This enables you to familarise yourself with the user interface and app features before making a trip. Download NOW to enjoy the kingly convenience of KingKing!
KingKing means:
• You can make/receive calls, regardless of whether the called person is on a fixed-line or mobile phone. The person you call, or who calls you, does not have to be a 1O1O/csl’s subscriber nor install any application. You can also send SMS*to anyone, regardless of their service provider.
• You can use your existing 1O1O/csl’s number and have your caller ID displayed to people you call, and see the ID of those calling you.
*Terms & Conditions applies
Remarks:
For service details, please go to (https://www.1010.com.hk/kingking) (https://www.hkcsl.com/en/kingking-voice-roaming-service/).
1O1O/CSL’s General Terms & Conditions apply
(https://1010.com.hk/en/terms_and_conditions) (https://www.hkcsl.com/en/service-terms-and-conditions/) to the relationship between 1O1O/CSL and yourself, in respect of your mobile service and KK SERVICE.
Screenshots
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